Home / 2,486.44-3,433.71-2,253.16

Finding the Fourth Proportional to 2,486.44, 3,433.71 and 2,253.16

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Solution

The fourth proportional to 2,486.44, 3,433.71 and 2,253.16 is: 3,111.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486.44 : 3,433.71 = 2,253.16 : x
  2. Step 2: Convert to fraction form
    2,486.44/3,433.71 = 2,253.16/x
  3. Step 3: Cross multiply
    2,486.44x = 3,433.71 × 2,253.16
  4. Step 4: Simplify right side
    2,486.44x = 7,736,698.02
  5. Step 5: Solve for x
    x = 7,736,698.02/2,486.44
  6. Step 6: Final answer
    x = 3,111.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.